Troubleshooting |
Problem Symptoms Table |
Before replacing or repairing air conditioning components, first determine if the malfunction is due to the refrigerant charge, air flow or compressor.
Use the table below to find the cause of the problem. The numbers indicate the priority of the likely causes of the problem. Check each part in order. If necessary, replace the relevant parts.
After correcting the malfunction, check the complete system to ensure that performance is satisfactory.
Standard:
Symptom |
Suspected Area |
No blower operation |
1. Blower fuse |
2. Blower motor |
|
3. PWM blower module |
|
4. Blower speed control switch |
|
5. Wire harness |
|
No air temperature control |
1. Engine coolant level |
2. Heater control assembly |
|
No compressor operation |
1. Refrigerant level |
2. A/C fuse |
|
3. Compressor |
|
4. A/C pressure transducer |
|
5. A/C switch |
|
6. Evaporator temperature sensor |
|
7. Wire harness |
|
8. Cooling fan |
|
9. HEV system |
|
Ventilated air not cold |
1. Refrigerant level |
2. Refrigerant pressure |
|
3. Compressor |
|
4. A/C pressure transducer |
|
5. Evaporator temperature sensor |
|
6. A/C switch |
|
7. Heater control assembly |
|
8. Wire harness |
|
Insufficient cooling |
1. Refrigerant level |
2. Compressor |
|
3. Condenser |
|
4. Expansion valve |
|
5. Evaporator |
|
6. Refrigerant lines |
|
7. A/C pressure transducer |
|
8. Heater control assembly |
|
No air inlet control |
1. Heater control assembly |
No mode control |
1. Heater control assembly |
2. Mode actuator |
|
No cooling fan operation |
1. Cooling fan fuse |
2. Fan motor |
|
3. Engine ECM |
|
4. Wire harness |
Kia Niro 2017 (DE HEV) Service Manual: High voltage shut-off procedures
High Voltage Shut-off Procedures
•
Be sure to read and follow the “General Safety Information and
Caution” before doing any work related with the high voltage system.
Failure t ...
Kia Niro (DE HEV) Owners Manual: Infant or small child
You should be aware of the specific requirements in your country. Child and/or
infant seats must be properly placed and installed in the vehicle seat. For more
information about the use of these restraints, refer to “Child restraint system”
in this section.
WARNING
Every person in your v ...